801360553 has 12 divisors (see below), whose sum is σ = 941810772. Its totient is φ = 679795200.

The previous prime is 801360551. The next prime is 801360589. The reversal of 801360553 is 355063108.

It can be written as a sum of positive squares in 2 ways, for example, as 363588624 + 437771929 = 19068^2 + 20923^2 .

It is not a de Polignac number, because 801360553 - 2¹ = 801360551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (801360551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79548 + ... + 89053.

It is an arithmetic number, because the mean of its divisors is an integer number (78484231).

Almost surely, 2^801360553 is an apocalyptic number.

It is an amenable number.

801360553 is a deficient number, since it is larger than the sum of its proper divisors (140450219).

801360553 is a wasteful number, since it uses less digits than its factorization.

801360553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168712 (or 168705 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 801360553 is about 28308.3124364558. The cubic root of 801360553 is about 928.8437293029.

The spelling of 801360553 in words is "eight hundred one million, three hundred sixty thousand, five hundred fifty-three".